Nptel syllabus jet aircraft propulsion video course course outline. Kerrebrock and subsequently adapted by manuel martinezsanchez. Reaction turbines a torque is developed in these turbines when they react to the gas or the fluid pressure or the mass. It covers the specific technical areas described in the scope section below. Gas turbines fundamentals of design, operation, and maintenance. Design and analysis of gas turbine combustion chamber. If worldwide co 2 emissions have to be reduced by 20% in 2020, and by more than 50% in 2050, then gas turbines will surely play a crucial role, owing. This paper presents the design of combustion chamber followed by three dimensional simulations to. Turbine blade 2d cascade analysis lecture 21 multistaging. Gas turbines and rockets, 2006, aiaa education series. Find materials for this course in the pages linked along the.
Gas turbine may also refer to just the turbine element. Lec11 basic concept of turbine, velocity diagram youtube. Turbines are classified as hydraulic, or water, turbines, steam turbines, or gas turbines. Introduction to gas turbines for nonengineers published in the global gas turbine news, volume 37. He has 40 years of exeriencp e in the turbomachinery field, with 30 years in the design of compressors and turbines. Boyce is chairman of the boyce consultancy group, llc, in houston, texas. The gas turbine engineering handbook has been the standard for engineers involved in the design, selection, and operation of gas turbines. Basics of gas turbines is a comprehensive introduction and reference for those approaching gas turbine engineering for the first time. Gas turbine a gas turbine, also called a combustion turbine, is a rotary engine that extracts energy from a flow of combustion gas. This video lecture describes working of gas turbines in a conceptual way.
The engine consists, basically, of a gas generator and a powerconversion section, as shown in figures 1. The gas turbines book in question is several hundred pages long and besides the basics, covers some of the more complex and lengthy work in recent gas turbine development. This section includes select lecture notes for the course excluding lessons on aircraft propulsion and jet engine rotordynamics. Fundamentals of gas turbines 4 38 in a gas turbine, the working fluid for transforming thermal energy into rotating mechanical energy is the hot combustion gas, hence the term gas turbine. Gas turbines fundamentals of design, operation and. What is a gas turbine knowledge base ge power generation.
A gas turbine is a combustion engine that can convert natural gas or other liquid fuels to mechanical energy. Search by nptel course id, course name, lecture title, coordinator. What is here however, does give the reader the basic theory and pr actice of gas turbines in simple cycle and combined cycle. Nptel provides elearning through online web and video courses.
Journal of engineering for gas turbines and power asme. Gas turbine engineering handbook by meherwan p boyce free. Gas turbines can be used in poweronly generation or in combined heat and power chp systems the most efficient commercial technology for central station poweronly generation is the gas turbinesteam turbinecombinedcycle plant, with efficiencies approaching 60 percent lower heating value lhv. Nptel video lecture topic list created by linuxpert. Windmills that generate electricity are known as wind turbines. Download ebook aircraft gas turbine technology irwin treager working of gas turbines in a conceptual way. Because some of its heat and pressure energy has been transferred to the turbine, the gas is cooler and at a lower pressure when it leaves the turbine. Just as in meherwan boyces classic, the author draws on unrivalled practical experience to lead the reader through crucial theory and background information before introducing the essentials of gas turbine technology and operation. Other part of the course has emphasis on thermodynamic. Lecture series on steam and gas power systems by prof. Lecture 33 turbine definition, types of turbines, comparison of gas turbine with. Journal of applied mechanics, journal of biomechanical engineering, journal of computing and information science in engineering, journal of dynamic systems, measurement and control, journal of electronic packaging, journal of energy resources technology, journal of engineering for gas turbines and power, journal of engineering materials and technology, journal of fluids engineering, journal of. Gas turbine technology is very important in terms of future worldwide reduction of co 2 emissions.
The design and analysis of gas turbine combustion chamber is based on combined theoretical and empirical approach and the design of combustion chamber is a less than exact science. Whittle, who registered a patent for the turbojet engine in 1930, received that recognition but did not perform a flight test until 1941. A m pradeep, department of aerospace engineering, iit bombay. Open cycle gas turbine power plant, twin shaft arrangement. Fluid statics, kinematics of fluid, conservation equations and analysis of finite control volume, equations of motion and mechanical energy, principles of physical similarity and dimensional analysis, flow of ideal fluids viscous incompressible flows, laminar boundary layers, turbulent flow, applications of viscous flows. Ic engines and gas turbines intro video nptel iit guwahati. They are also called combustion turbines or combustion gas turbines. Mechanical engineering gas dynamics and propulsion nptel. In the power generation sector, which is the greatest contributor to co 2 emissions, co 2 reduction is currently the driving factor, see fig. Gas turbines are available in sizes ranging from 500 kilowatts kw to 250 megawatts mw. Ge power this video explains how a gas turbine, the heart of the power plant, produces an electric current that delivers power to our people. Lecture series on applied thermodynamics for marine systems by prof. One part of the course is on ic engines and it focuses on the thermodynamic cycles for di. This hallmark text on gas turbines covers all aspects of the subject.
The topics have been explained right from the fundamentals so that even a beginner can comprehend the exposition. However, the history of the gas turbine as a viable energy conversion device began with frank whittles patent award on the jet engine in 1930 and his static test of. Unesco eolss sample chapters thermal power plants vol. Pdf power plant lecture notes chapter6 gas turbines. Gas turbines use the hot gas produced by burning a fuel to drive a turbine. Nptel video lectures, iit video lectures online, nptel. Lecture 47 complete analysis of axial flow gas turbine.
A gas turbine is a turbomachine and basically similar to steam turbine regarding its working principle the first turbine to produce useful work was probably a wind mill, where no compression and no combustion exist now a days gas turbine include a compression process and combustion process. It has an upstream compressor coupled to a downstream turbine, and a combustion chamber inbetween. Nptel video course aerospace engineering introduction to aerospace propulsion. Currently, the aeroderivative gas turbine is preferred for cpi applications over other types of gas turbines such as heavyduty frame gas turbines, because it provides superior performance in terms of operational flexibility, efficiency, compact sizes, light weight and. It is electrical energy that moves along power lines to homes and businesses. The gas turbine operates on an open cycle consisting of a compressor, a combustor, and a turbine combined in series figure 2. The turbine must be fully immersed in the flowing fluid and the pressure casement is also provided for a working fluid. Today turbinepowered generators produce most of the worlds electrical energy. The journal of engineering for gas turbines and power publishes archivalquality papers in the broad technical areas of gas and steam turbines, internal combustion engines, and power generation. Turbomachinery aerodynamics video course aerospace. Design and performance of a gasturbine engine from an. Fundamentals of gas turbines 5 115 hiope in a gas turbine, the working fluid for transforming thermal energy into rotating mechanical energy is the hot combustion gas, hence the term gas turbine.
Elsayed ahmed, aircraft propulsion and gas turbine engines, 2008, taylor and francis crc press. Ic engines and gas turbines gas turbine engine, how it works. Various chapters such as inlets and nozzles, blades, environmental considerations and applications and rocket propulsion make the book complete. Turbomachinery aerodynamics turbomachinery aerodynamics. Langston, university of connecticut and george opdyke, jr. Nptel provides elearning through online web and video courses various streams. Nptel online videos, courses iit video lectures well organized.
Lecture 17 gas and vapour power cycles, otto cycle, diesel cycle, dual cycle. This energy then drives a generator that produces electrical energy. The first power generation gas turbine was introduced by abb in 1937. Nptel video course aerospace engineering jet aircraft propulsion. Theoretical descriptions of the topics is crisp and well organized. Nptel video courses pack pdf format nptel user pack. Your browser does not currently recognize any of the video formats available. This revision includes new case histories, the latest. When the gas or fluid passes through the turbine rotor blades, the pressures in the system changes. Vtunptelnmeict project progress report the project on development of remaining three quadrants to nptel phasei under grant in aid nmeict, mhrd, new delhi.
Saravanamuttoo encyclopedia of life support systems eolss the relevant steady flow equation is 1 22 qh h c c w. The first jet engine successfully flew in august, 1939. Gas and vapour power cycles, otto cycle, diesel cycle, dual cycle lecture 18 rankine cycle, brayton cycle, stirling and ericsson cycles. They convert the chemical potential energy of the fuel to mechanical energy.
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